YW

Yoji Watanabe

OC Olympus Optical Co.: 2 patents #56 of 349Top 20%
Overall (1994): #15,393 of 165,921Top 10%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5343264 Camera using film having magnetic recording portion Junichi Itoh, Masahiro Dai 1994-08-30
5335029 Magnetic recording system for camera using film with magnetic recording portion Junichi Itoh, Masahiro Dai, Yasushi Toizumi, Kazunori Mizokami, Ayumu Midorikawa 1994-08-02